data = {"first_name": "毛", "last_name": "子豪", "age": 18, "city": "taian"}
print(data["first_name"],
      data["last_name"],
      data["age"],
      data["city"])
data = {"a": 1, "b": 2, "c": 3, "d": 4, "e": 5}
print(data)
lists = {
    'items()': '返回键值对列表',
    'keys()': '遍历字典中的所有键',
    'sorted()': '按顺序排列键',
    'values()': '遍历字典中的所有值',
}
for key, value in lists.items():
    print(key, ':', value)

